Description

Benzyl 3-O,4-o-Isopropylidene-β-L-Ribopyranoside is a protected ribose derivative, a crucial chiral building block in organic synthesis. This compound is valued for its role in constructing complex nucleoside analogs and other biologically active molecules. It is primarily needed by pharmaceutical R&D laboratories and fine chemical manufacturers specializing in antiviral and anticancer drug development.

Application

• Nucleoside & Nucleotide Synthesis: A key chiral intermediate for the preparation of modified nucleosides used in antiviral and anticancer research.
• Carbohydrate Chemistry: Serves as a protected L-ribose equivalent for the synthesis of complex oligosaccharides and glycomimetics.
• Pharmaceutical Intermediates: Used in the production of active pharmaceutical ingredients (APIs) for therapeutic agents targeting viral infections.
• Probe & Diagnostic Reagent Development: Acts as a precursor for labeled nucleosides used in biochemical assays and diagnostic tools.
• Academic & Industrial Research: Employed in medicinal chemistry programs for structure-activity relationship (SAR) studies and new drug discovery.

Basic Information

Product Name	Benzyl 3-O,4-o-Isopropylidene-β-L-Ribopyranoside
CAS No.	26685-74-5
Molecular Formula	C15H20O5
Molecular Weight	280.32 g/mol
Synonyms	Benzyl 3,4-O-Isopropylidene-β-L-ribopyranoside; 1-O-Benzyl-2,3-O-isopropylidene-β-L-ribofuranose (tautomeric form); Benzyl 2,3-O-Isopropylidene-β-L-ribofuranoside; β-L-Ribopyranoside, benzyl 3,4-O-(1-methylethylidene)-; Benzyl 3,4-O-(1-Methylethylidene)-β-L-ribopyranoside; L-Ribose, benzyl 3,4-O-isopropylidene acetal; Protected L-Ribose Benzyl Glycoside
EINECS	Contact for details

Quality Control

Our Benzyl 3-O,4-o-Isopropylidene-β-L-Ribopyranoside is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and chiral integrity, to ensure it meets the high standards required for pharmaceutical research. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is available for every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 15-25°C. This material is hygroscopic (moisture-sensitive) and should be handled in a dry environment to prevent degradation. For long-term storage, consider using desiccant in the storage area.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Chiral Purity (HPLC)	≥ 99.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.